QUESTIONS WITH 100% ACCURATE ANSWERS
Attenuation - Accurate answers The Decrease in magnitude or power loss of a signal.
Decibels, dB - Accurate answers Unit of measurement for attenuation.
American Wire Gauge (AWG) - Accurate answers The numerical system for designating wire
diameter.
inverse relationship - Accurate answers American Wire Gauge numbers have this relationship to
the wire size.
Balanced Twisted-Pair - Accurate answers Type of wiring in which 2 conductors of a single circuit
are twisted together in order to minimize EMI
V=I*R - Accurate answers The formula relation between Voltage, impedance, and resistance.
Capacitance - Accurate answers Measured in Farads, causes a voltage difference between two
wires when they are separated by insulation
Durability - Accurate answers Connector's ability to survive hundreds of insertions and withdrawls
Impedance - Accurate answers Combined effects of resistance, inductive reactance, and capacitive
reactance of a circuit. (Z)
STP (shielded) and UTP (Unshielded) - Accurate answers The two types of Balanced Twisted Pair
cable
100 Ohms at 100 MHz - Accurate answers Nominal characteristic impedance of balanced Twisted-
pair cables
100 MHz - Accurate answers Cat 5e UTP has transmission characteristics up to:
Crosstalk - Accurate answers The unwanted transfer of a signal's electromagnetic energy from one
or more circuits to other circuits
Shielded, Unshielded, and Cat 7a - Accurate answers The three types of balanced twisted-pair
modular connectors
TIA-568A and TIA-568B - Accurate answers The two standards-compliant wiring schemes for 8P8C
modular connectors
X - Accurate answers The designation used for a multi-line connector
,Serial-11 - Accurate answers Coaxial Cable type used in video backbone distribution
75 Ohms - Accurate answers The characteristic impedance of a series-6 Coaxial Cable
F-type Connector - Accurate answers Type of Coaxial connector that cannot be used with stranded
center conductor
Screw-on - Accurate answers Type of BNC connector that is NOT recommended for any installation
Code - Accurate answers The purpose of ___ is to ensure the safety during the installation and use
of materials, components, fixtures, systems, premises, and related subjects
Standard - Accurate answers The purpose of ___ is to improve the quality, function, performance,
repeatability or some other facet of an item
ANSI/TIA-568.0 - Accurate answers This ANSI/TIA standard is the foundation for premise
telecommunication cabling infrastructure; enables the planning and installation of a structured cabling
system for all types of customer premises
ANSI/TIA-606 - Accurate answers This ANSI/TIA standard contains administrative information, such
as labeling requirements and recommendations for the components of a structured cabling system
ANSI/TIA-607 - Accurate answers This ANSI/TIA standard provides recommendations and
requirements related to Bonding and Grounding
First Level Backbone - Accurate answers This level of Backbone cabling is between the MC and the
IC
First Level Backbone - Accurate answers This level of Backbone cabling is between the MC and the
HC or IC
Second Level Backbone - Accurate answers This level of Backbone cabling is between the IC and
the HC
To distribute signal from the Horizontal Cross-connect in the TR to the work area - Accurate answers
This is the purpose of horizontal Cabling
2 Cables - Accurate answers This is the minimum number of cables to be installed/ran to each work
area
Orange - Accurate answers This color is used to denote a cable demarcation point
Green - Accurate answers This color is used to denote Network connections
Purple - Accurate answers This color is used to denote Common Equipment
White - Accurate answers This color is used to denote first-level backbone cabling
, Gray - Accurate answers This color is used to denote second-level backbone cabling
Blue - Accurate answers This color is used to denote Horizontal Cabling
Brown - Accurate answers This color is used to denote Inter-Building backbone cabling
Yellow - Accurate answers This color is used to denote misc. systems, like alarm circuits
Red - Accurate answers This color is used to denote systems reserved for future used
5m (16.5ft) - Accurate answers This is the maximum length of both equipment cords and patch
cables
Undercarpet Cable - Accurate answers This type of cable is not recommended
Class 2 - Accurate answers A single building with multiple telecommunication spaces would be part
of this administration class
A Consolidation Point (CP) - Accurate answers The purpose of ___ is to allow horizontal cabling to
be extended from building pathways into work area furniture pathways or modular wall partitions to the
equipment outlet
Class 1 - Accurate answers A single building with one ER would be part of this administration class
Class 4 - Accurate answers Multiple sites/campuses with multiple buildings would be part of this
administration class
Class 3 - Accurate answers A single site/campus with multiple buildings would be part of this
administration class
Demarcation Point - Accurate answers This is where the service provided relinquishes circuit
responsibility to the customer
Entrance Facility (EF) - Accurate answers This is where outside plant (OSP) cables enter a building
Underground - Accurate answers The most economical permanent entrance type over the lifecycle
of a building.
Aerial - Accurate answers This service entrance has the lowest installation cost.
Telecommunications Room (TR) - Accurate answers This is a telecommunications space that
provides a controlled environment for the telecom equipment, connecting hardware, and splice closures
Computer Room - Accurate answers This is the core part of the data center that contains IT
equipment for data processing and provides the equipment it's proper operational environment
PAN (Personal Area Network) - Accurate answers This network type could consist of a very small,
bluetooth network, used by a single person.